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<a name="gst-plugins-base-libs-gstcolorbalancechannel"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gst-plugins-base-libs-gstcolorbalancechannel.top_of_page"></a>gstcolorbalancechannel</span></h2>
<p>gstcolorbalancechannel — Object representing a channel from the <a class="link" href="gst-plugins-base-libs-gstcolorbalance.html#GstColorBalance"><span class="type">GstColorBalance</span></a>
interface.</p>
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<a name="gst-plugins-base-libs-gstcolorbalancechannel.signals"></a><h2>Signals</h2>
<div class="informaltable"><table border="0">
<colgroup>
<col width="150px" class="signals_return">
<col width="300px" class="signals_name">
<col width="200px" class="signals_flags">
</colgroup>
<tbody><tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel-value-changed" title="The “value-changed” signal">value-changed</a></td>
<td class="signal_flags">Run Last</td>
</tr></tbody>
</table></div>
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<a name="GstColorBalanceChannel"></a><div class="refsect1">
<a name="gst-plugins-base-libs-gstcolorbalancechannel.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody>
<tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel-struct" title="struct GstColorBalanceChannel">GstColorBalanceChannel</a></td>
</tr>
<tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannelClass" title="struct GstColorBalanceChannelClass">GstColorBalanceChannelClass</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstcolorbalancechannel.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a>
<span class="lineart">╰──</span> GstColorBalanceChannel
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstcolorbalancechannel.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include <gst/video/colorbalancechannel.h>
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstcolorbalancechannel.description"></a><h2>Description</h2>
<div class="refsect2">
<a name="id-1.2.14.9.8.2"></a><p>The <a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel"><span class="type">GstColorBalanceChannel</span></a> object represents a parameter
for modifying the color balance implemented by an element providing the
<a class="link" href="gst-plugins-base-libs-gstcolorbalance.html#GstColorBalance"><span class="type">GstColorBalance</span></a> interface. For example, Hue or Saturation.
</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstcolorbalancechannel.functions_details"></a><h2>Functions</h2>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstcolorbalancechannel.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstColorBalanceChannel-struct"></a><h3>struct GstColorBalanceChannel</h3>
<pre class="programlisting">struct GstColorBalanceChannel {
gchar *label;
gint min_value;
gint max_value;
};
</pre>
<div class="refsect3">
<a name="id-1.2.14.9.10.2.4"></a><h4>Members</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="300px" class="struct_members_name">
<col class="struct_members_description">
<col width="200px" class="struct_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *<em class="structfield"><code><a name="GstColorBalanceChannel-struct.label"></a>label</code></em>;</p></td>
<td class="struct_member_description"><p>A string containing a descriptive name for this channel</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> <em class="structfield"><code><a name="GstColorBalanceChannel-struct.min-value"></a>min_value</code></em>;</p></td>
<td class="struct_member_description"><p>The minimum valid value for this channel.</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> <em class="structfield"><code><a name="GstColorBalanceChannel-struct.max-value"></a>max_value</code></em>;</p></td>
<td class="struct_member_description"><p>The maximum valid value for this channel.</p></td>
<td class="struct_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstColorBalanceChannelClass"></a><h3>struct GstColorBalanceChannelClass</h3>
<pre class="programlisting">struct GstColorBalanceChannelClass {
GObjectClass parent;
/* signals */
void (* value_changed) (GstColorBalanceChannel *channel,
gint value);
};
</pre>
<p>Color-balance channel class.</p>
<div class="refsect3">
<a name="id-1.2.14.9.10.3.5"></a><h4>Members</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="300px" class="struct_members_name">
<col class="struct_members_description">
<col width="200px" class="struct_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObjectClass"><span class="type">GObjectClass</span></a> <em class="structfield"><code><a name="GstColorBalanceChannelClass.parent"></a>parent</code></em>;</p></td>
<td class="struct_member_description"><p>the parent class</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><em class="structfield"><code><a name="GstColorBalanceChannelClass.value-changed"></a>value_changed</code></em> ()</p></td>
<td class="struct_member_description"><p>default handler for value changed notification</p></td>
<td class="struct_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstcolorbalancechannel.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="GstColorBalanceChannel-value-changed"></a><h3>The <code class="literal">“value-changed”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel"><span class="type">GstColorBalanceChannel</span></a> *channel,
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> value,
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> user_data)</pre>
<p>Fired when the value of the indicated channel has changed.</p>
<div class="refsect3">
<a name="id-1.2.14.9.11.2.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>channel</p></td>
<td class="parameter_description"><p>The <a class="link" href="gst-plugins-base-libs-gstcolorbalancechannel.html#GstColorBalanceChannel"><span class="type">GstColorBalanceChannel</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>value</p></td>
<td class="parameter_description"><p>The new value</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user data set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p>Flags: Run Last</p>
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